Education
A. B., Princeton University (Geology), Magna cum Laude, 1971
M. S., Stanford University (Geophysics), 1972
Ph.D., Australian National University, 1976.

Research Specialty
Geochronology and petrogenesis of ocean floor and oceanic island basalts applied to modeling crustal movements in the ocean basins; geochemistry of oceanic basalts to map upper mantle heterogeneities; hydrothermal alteration of midocean ridge basalts; the origin, composition, timing and environmental effects of large igneous processes. hemistry and mineralogy of oceanic volcanic rocks, ridge crests, hotspots.